Check that the linker behaves when you have multiple
PDB files with the same Guid. This checks the case
where the Guids are duplicates but not invalid (i.e. not FFFFFF)

RUN: rm -rf %t && mkdir -p %t && cd %t
RUN: sed s/{FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF}/{6C633EB7-46FE-4609-BA83-EB820E6F5683}/ %S/Inputs/pdb-type-server-guid-collision-a.yaml | yaml2obj > a.obj
RUN: sed s/{FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF}/{6C633EB7-46FE-4609-BA83-EB820E6F5683}/ %S/Inputs/pdb-type-server-guid-collision-b.yaml | yaml2obj > b.obj
RUN: sed s/{FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF}/{6C633EB7-46FE-4609-BA83-EB820E6F5683}/ %S/Inputs/pdb-type-server-guid-collision-a-pdb.yaml | llvm-pdbutil yaml2pdb - -pdb a.pdb
RUN: sed s/{FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF}/{6C633EB7-46FE-4609-BA83-EB820E6F5683}/ %S/Inputs/pdb-type-server-guid-collision-b-pdb.yaml | llvm-pdbutil yaml2pdb - -pdb b.pdb
RUN: lld-link a.obj b.obj -out:collision.dll -debug -pdb:collision.pdb -nodefaultlib /noentry /dll
RUN: llvm-pdbutil dump -globals collision.pdb | FileCheck %s -check-prefix DUMP

DUMP-LABEL:                       Global Symbols
DUMP:       ============================================================

DUMP:     100 | S_GDATA32 [size = 24] `bar_gv`
DUMP-NEXT:           type = 0x104E (Bar), addr = 0002:0004
